A Technician Is Dispatched To Repair A Computer That Appears To Boot Correctly; Except No Video Output Is Being Displayed. No Beep Codes Are Given By The Computer; But Drive Activity Lights And Keyboard Lights Work Correctly. The Technician Decides That The Video Card May Be Defective And Removes It From The Computer; Expecting The Computer's Post Process To Provide Beep Codes With The Card Removed. Instead The Computer Boots Properly. Which Of The Following Is Most Likely The Cause?